This study aims to analyze the influence of knowledge and attitude to the consumers’ decision in consuming micro hydro electricity in Kedungrong Village, Purwoharjo, Samigaluh, Kulon Progo. Dependent variable is the consumers decision, while the independent variable is the knowledge and attitude. The subject in this study was people who use or consume micro hydro electricity energy in Kedungrong Village with population technique of 42 respondents. Analysis tool used in this study is the Descriptive Analysis and Multiple Linear Regression. In this study using questionnaires with Likert scale to gather the descriptive date. Based on the analysis that have been made the results are the variable of knowledge significantly influence consumers decision and variable attitude significantly influence consumers decision.